// For flags

CVE-2021-26379

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Insufficient input validation of mailbox data in the
SMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentially
leading to a loss of integrity and privilege escalation.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-29 CVE Reserved
  • 2023-05-09 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-10-19 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Amd
Search vendor "Amd"
Epyc 72f3 Firmware
Search vendor "Amd" for product "Epyc 72f3 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 72f3 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 72f3
Search vendor "Amd" for product "Epyc 72f3"
--
Safe
Amd
Search vendor "Amd"
Epyc 7313 Firmware
Search vendor "Amd" for product "Epyc 7313 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7313 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7313
Search vendor "Amd" for product "Epyc 7313"
--
Safe
Amd
Search vendor "Amd"
Epyc 7313p Firmware
Search vendor "Amd" for product "Epyc 7313p Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7313p Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7313p
Search vendor "Amd" for product "Epyc 7313p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7343 Firmware
Search vendor "Amd" for product "Epyc 7343 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7343 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7343
Search vendor "Amd" for product "Epyc 7343"
--
Safe
Amd
Search vendor "Amd"
Epyc 7373x Firmware
Search vendor "Amd" for product "Epyc 7373x Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7373x Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7373x
Search vendor "Amd" for product "Epyc 7373x"
--
Safe
Amd
Search vendor "Amd"
Epyc 73f3 Firmware
Search vendor "Amd" for product "Epyc 73f3 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 73f3 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 73f3
Search vendor "Amd" for product "Epyc 73f3"
--
Safe
Amd
Search vendor "Amd"
Epyc 7413 Firmware
Search vendor "Amd" for product "Epyc 7413 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7413 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7413
Search vendor "Amd" for product "Epyc 7413"
--
Safe
Amd
Search vendor "Amd"
Epyc 7443 Firmware
Search vendor "Amd" for product "Epyc 7443 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7443 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7443
Search vendor "Amd" for product "Epyc 7443"
--
Safe
Amd
Search vendor "Amd"
Epyc 7443p Firmware
Search vendor "Amd" for product "Epyc 7443p Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7443p Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7443p
Search vendor "Amd" for product "Epyc 7443p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7453 Firmware
Search vendor "Amd" for product "Epyc 7453 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7453 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7453
Search vendor "Amd" for product "Epyc 7453"
--
Safe
Amd
Search vendor "Amd"
Epyc 7473x Firmware
Search vendor "Amd" for product "Epyc 7473x Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7473x Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7473x
Search vendor "Amd" for product "Epyc 7473x"
--
Safe
Amd
Search vendor "Amd"
Epyc 74f3 Firmware
Search vendor "Amd" for product "Epyc 74f3 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 74f3 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 74f3
Search vendor "Amd" for product "Epyc 74f3"
--
Safe
Amd
Search vendor "Amd"
Epyc 7513 Firmware
Search vendor "Amd" for product "Epyc 7513 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7513 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7513
Search vendor "Amd" for product "Epyc 7513"
--
Safe
Amd
Search vendor "Amd"
Epyc 7543 Firmware
Search vendor "Amd" for product "Epyc 7543 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7543 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7543
Search vendor "Amd" for product "Epyc 7543"
--
Safe
Amd
Search vendor "Amd"
Epyc 7543p Firmware
Search vendor "Amd" for product "Epyc 7543p Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7543p Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7543p
Search vendor "Amd" for product "Epyc 7543p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7573x Firmware
Search vendor "Amd" for product "Epyc 7573x Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7573x Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7573x
Search vendor "Amd" for product "Epyc 7573x"
--
Safe
Amd
Search vendor "Amd"
Epyc 75f3 Firmware
Search vendor "Amd" for product "Epyc 75f3 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 75f3 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 75f3
Search vendor "Amd" for product "Epyc 75f3"
--
Safe
Amd
Search vendor "Amd"
Epyc 7643 Firmware
Search vendor "Amd" for product "Epyc 7643 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7643 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7643
Search vendor "Amd" for product "Epyc 7643"
--
Safe
Amd
Search vendor "Amd"
Epyc 7663 Firmware
Search vendor "Amd" for product "Epyc 7663 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7663 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7663
Search vendor "Amd" for product "Epyc 7663"
--
Safe
Amd
Search vendor "Amd"
Epyc 7713 Firmware
Search vendor "Amd" for product "Epyc 7713 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7713 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7713
Search vendor "Amd" for product "Epyc 7713"
--
Safe
Amd
Search vendor "Amd"
Epyc 7713p Firmware
Search vendor "Amd" for product "Epyc 7713p Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7713p Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7713p
Search vendor "Amd" for product "Epyc 7713p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7763 Firmware
Search vendor "Amd" for product "Epyc 7763 Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7763 Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7763
Search vendor "Amd" for product "Epyc 7763"
--
Safe
Amd
Search vendor "Amd"
Epyc 7773x Firmware
Search vendor "Amd" for product "Epyc 7773x Firmware"
< milanpi_1.0.0.9
Search vendor "Amd" for product "Epyc 7773x Firmware" and version " < milanpi_1.0.0.9"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7773x
Search vendor "Amd" for product "Epyc 7773x"
--
Safe
Amd
Search vendor "Amd"
Epyc 7232p Firmware
Search vendor "Amd" for product "Epyc 7232p Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7232p Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7232p
Search vendor "Amd" for product "Epyc 7232p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7252 Firmware
Search vendor "Amd" for product "Epyc 7252 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7252 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7252
Search vendor "Amd" for product "Epyc 7252"
--
Safe
Amd
Search vendor "Amd"
Epyc 7262 Firmware
Search vendor "Amd" for product "Epyc 7262 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7262 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7262
Search vendor "Amd" for product "Epyc 7262"
--
Safe
Amd
Search vendor "Amd"
Epyc 7272 Firmware
Search vendor "Amd" for product "Epyc 7272 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7272 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7272
Search vendor "Amd" for product "Epyc 7272"
--
Safe
Amd
Search vendor "Amd"
Epyc 7282 Firmware
Search vendor "Amd" for product "Epyc 7282 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7282 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7282
Search vendor "Amd" for product "Epyc 7282"
--
Safe
Amd
Search vendor "Amd"
Epyc 7302 Firmware
Search vendor "Amd" for product "Epyc 7302 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7302 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7302
Search vendor "Amd" for product "Epyc 7302"
--
Safe
Amd
Search vendor "Amd"
Epyc 7302p Firmware
Search vendor "Amd" for product "Epyc 7302p Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7302p Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7302p
Search vendor "Amd" for product "Epyc 7302p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7352 Firmware
Search vendor "Amd" for product "Epyc 7352 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7352 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7352
Search vendor "Amd" for product "Epyc 7352"
--
Safe
Amd
Search vendor "Amd"
Epyc 7402 Firmware
Search vendor "Amd" for product "Epyc 7402 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7402 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7402
Search vendor "Amd" for product "Epyc 7402"
--
Safe
Amd
Search vendor "Amd"
Epyc 7402p Firmware
Search vendor "Amd" for product "Epyc 7402p Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7402p Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7402p
Search vendor "Amd" for product "Epyc 7402p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7452 Firmware
Search vendor "Amd" for product "Epyc 7452 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7452 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7452
Search vendor "Amd" for product "Epyc 7452"
--
Safe
Amd
Search vendor "Amd"
Epyc 7502 Firmware
Search vendor "Amd" for product "Epyc 7502 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7502 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7502
Search vendor "Amd" for product "Epyc 7502"
--
Safe
Amd
Search vendor "Amd"
Epyc 7502p Firmware
Search vendor "Amd" for product "Epyc 7502p Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7502p Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7502p
Search vendor "Amd" for product "Epyc 7502p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7532 Firmware
Search vendor "Amd" for product "Epyc 7532 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7532 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7532
Search vendor "Amd" for product "Epyc 7532"
--
Safe
Amd
Search vendor "Amd"
Epyc 7542 Firmware
Search vendor "Amd" for product "Epyc 7542 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7542 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7542
Search vendor "Amd" for product "Epyc 7542"
--
Safe
Amd
Search vendor "Amd"
Epyc 7552 Firmware
Search vendor "Amd" for product "Epyc 7552 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7552 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7552
Search vendor "Amd" for product "Epyc 7552"
--
Safe
Amd
Search vendor "Amd"
Epyc 7642 Firmware
Search vendor "Amd" for product "Epyc 7642 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7642 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7642
Search vendor "Amd" for product "Epyc 7642"
--
Safe
Amd
Search vendor "Amd"
Epyc 7662 Firmware
Search vendor "Amd" for product "Epyc 7662 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7662 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7662
Search vendor "Amd" for product "Epyc 7662"
--
Safe
Amd
Search vendor "Amd"
Epyc 7702 Firmware
Search vendor "Amd" for product "Epyc 7702 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7702 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7702
Search vendor "Amd" for product "Epyc 7702"
--
Safe
Amd
Search vendor "Amd"
Epyc 7702p Firmware
Search vendor "Amd" for product "Epyc 7702p Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7702p Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7702p
Search vendor "Amd" for product "Epyc 7702p"
--
Safe
Amd
Search vendor "Amd"
Epyc 7742 Firmware
Search vendor "Amd" for product "Epyc 7742 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7742 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7742
Search vendor "Amd" for product "Epyc 7742"
--
Safe
Amd
Search vendor "Amd"
Epyc 7f32 Firmware
Search vendor "Amd" for product "Epyc 7f32 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7f32 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7f32
Search vendor "Amd" for product "Epyc 7f32"
--
Safe
Amd
Search vendor "Amd"
Epyc 7f52 Firmware
Search vendor "Amd" for product "Epyc 7f52 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7f52 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7f52
Search vendor "Amd" for product "Epyc 7f52"
--
Safe
Amd
Search vendor "Amd"
Epyc 7f72 Firmware
Search vendor "Amd" for product "Epyc 7f72 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7f72 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7f72
Search vendor "Amd" for product "Epyc 7f72"
--
Safe
Amd
Search vendor "Amd"
Epyc 7h12 Firmware
Search vendor "Amd" for product "Epyc 7h12 Firmware"
< romepi_1.0.0.e
Search vendor "Amd" for product "Epyc 7h12 Firmware" and version " < romepi_1.0.0.e"
-
Affected
in Amd
Search vendor "Amd"
Epyc 7h12
Search vendor "Amd" for product "Epyc 7h12"
--
Safe